import java.util.Scanner;

public class Main1699 {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int n= sc.nextInt();
        for (int i=2;i<=n;i++){
            if (i%2==0&&i%3!=0){
                System.out.println(i);
            }
        }
    }
}
